HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sydney

$414+ Cheap flights from George Bush Intcntl (IAH) to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Sydney with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Houston George Bush Intcntl to Sydney Kingsford Smith are usually found in February or March, booked 73 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap flight deals from George Bush Intcntl to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 16, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$857
(Mytrip)

One-way from

$415
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$1,483
Provider with most accurate pricing for Houston George Bush Intcntl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Sydney Kingsford Smith flights.
Search Deals
From Houston George Bush Intcntl to Sydney Kingsford Smith
Search Deals
One-way flight from Houston George Bush Intcntl to Sydney Kingsford Smith
Search Deals
High demand for flights, 10% potential price rise
Search Deals
Best time to find cheap flights, 1% potential price drop
Search Deals
Average for round-trip flights in January 2025
Search Deals

Find flight deals from George Bush Intcntl to Sydney

Cheapest flights from George Bush Intcntl to Sydney
Explore the most affordable flight options available from George Bush Intcntl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This American Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/174:26 pmIAH - SYD
2 stops23h 09mAmerican Airlines
Wed 5/2810:25 amSYD - IAH
1 stop24h 30mAmerican Airlines
Deal found 1/15$856
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/512:09 pmIAH - SYD
2 stops31h 21mMultiple Airlines
Wed 3/56:00 amSYD - IAH
2 stops30h 18mMultiple Airlines
Deal found 1/15$857
This Justfly.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/42:31 pmIAH - SYD
1 stop23h 04mQantas Airways
Tue 2/1811:50 amSYD - IAH
1 stop27h 20mQantas Airways
Deal found 1/15$858
This Fiji Airways deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/108:28 pmIAH - SYD
2 stops34h 42mFiji Airways
Thu 4/241:15 pmSYD - IAH
2 stops21h 28mFiji Airways
Deal found 1/16$1,081
This Air Canada deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/204:35 pmIAH - SYD
1 stop23h 45mAir Canada
Sun 11/211:20 amSYD - IAH
2 stops28h 13mAir Canada
Deal found 1/14$1,239
This Alaska Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/97:30 amIAH - SYD
2 stops45h 15mAlaska Airlines
Thu 4/249:40 pmSYD - IAH
2 stops41h 19mAlaska Airlines
Deal found 1/16$1,264
This Ovago deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/109:55 pmIAH - SYD
1 stop19h 50mAir New Zealand
Sun 4/279:30 amSYD - IAH
1 stop19h 07mAir New Zealand
Deal found 1/16$1,364
This Gurufare deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:35 amIAH - SYD
1 stop30h 50mANA
Sun 11/212:25 pmSYD - IAH
1 stop36h 20mANA
Deal found 1/14$1,366
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/109:25 pmIAH - SYD
Nonstop17h 35mUnited Airlines
Tue 3/2511:50 amSYD - IAH
Nonstop15h 35mUnited Airlines
Deal found 1/15$1,389

Find flights from George Bush Intcntl to Sydney within your budget

Customize your flight search to find flights from George Bush Intcntl to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 5/17

4:26 pm-6:35 am

2 stops23h 09m

Sydney Kingsford Smith

Wed 5/28

5:35 pm-11:28 pm

2 stops20h 53m

$856

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 2/5

12:09 pm-12:30 pm

2 stops31h 21m

Sydney Kingsford Smith

Wed 3/5

6:00 am-7:18 pm

2 stops30h 18m

$857

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 2/4

2:31 pm-6:35 am

1 stop23h 04m

Sydney Kingsford Smith

Tue 2/18

11:50 am-10:10 pm

1 stop27h 20m

$858

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 4/10

8:28 pm-10:10 pm

2 stops34h 42m

Sydney Kingsford Smith

Tue 4/29

1:15 pm-7:43 pm

2 stops21h 28m

$1,081

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 4/2

8:45 am-8:20 am

2 stops31h 35m

Sydney Kingsford Smith

Wed 4/9

9:20 am-7:10 pm

2 stops48h 50m

$1,239

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 4/9

7:30 am-7:45 pm

2 stops45h 15m

Sydney Kingsford Smith

Thu 4/24

9:40 pm-11:59 pm

2 stops41h 19m

$1,264

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 4/10

9:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

Sun 4/27

9:30 am-1:37 pm

1 stop19h 07m

$1,364

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 3/10

9:25 pm-7:00 am

Nonstop17h 35m

Sydney Kingsford Smith

Tue 3/25

11:50 am-11:25 am

Nonstop15h 35m

$1,389

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 4/23

4:49 pm-8:40 am

2 stops24h 51m

$414

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 3/1

4:02 pm-9:50 pm

2 stops36h 48m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 19 results
1
2

Compare providers for flights from George Bush Intcntl to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Sydney in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
KAYAKPrice Accuracy-Trust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from George Bush Intcntl to Sydney

Get recent, data-driven insights about flights from George Bush Intcntl to Sydney including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Sydney. Price data was last updated on January 10, 2025.

To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Sydney, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Sydney?

Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sydney (average of $1,051). Flying from Houston George Bush Intcntl Airport to Sydney in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAH to SYD?

Find hourly flight availability from George Bush Intcntl to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Sydney is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 36% on airfare.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Sydney?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Sydney flight should consider departing on Sunday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Houston George Bush Intcntl Airport to Sydney

Explore weekly flight availability from George Bush Intcntl to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 16, 2025.

The most flights from IAH to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated January 16, 2025.
Peruse reviews from past customers who have flown with Air Canada, United Airlines and Qantas Airways from Houston to Sydney to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
847 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
847 reviews
ANA
8.4
Very good
847 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Fiji Airways
8.1
Very good
187 reviews
ANA
8.4
Very good
847 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Alaska Airlines
8.0
Very good
9,681 reviews
ANA
8.4
Very good
847 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very good
8,511 reviews
ANA
8.4
Very good
847 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Air New Zealand
7.9
Good
485 reviews
ANA
8.4
Very good
847 reviews

Food

7.7

Comfort

8.2

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Houston George Bush Intcntl?

    Sydney Kingsford Smith (SYD), located 4.6 mi from the city center, is the airport you fly into when you book flights from Houston George Bush Intcntl to Sydney. 6 airlines have flights to Kingsford Smith from Houston George Bush Intcntl on a regular basis. Booking flights from Houston George Bush Intcntl to Sydney Kingsford Smith should not be difficult; the airport handles an average of 3 inbound flights from Houston George Bush Intcntl per day.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Sydney round-trip?

    Cheapflights users have booked flights from Houston George Bush Intcntl Airport to Sydney round-trip from $858. Other airlines that can offer you cheap pricing are American Airlines, from $859, and Fiji Airways, from $1,081. These flights start at 33% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Sydney one-way?

    One-way options have recently been found by users for as low as $415 on American Airlines. Other airlines that offer cheap prices include Alaska Airlines from $737 and Air Canada from $776 one-way.

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to Sydney?

    Before booking your flight to Sydney from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: Lufthansa (74%), Virgin Australia (69%), United Airlines( 69%).

  • What are the cheapest flights from Houston George Bush Intcntl Airport to Sydney?

    While on average a flight from Houston George Bush Intcntl Airport to Sydney is generally $3,685, our data shows the cheapest flight currently is $804. When looking at the most popular route, (Houston George Bush Intcntl - Sydney Kingsford Smith), you can expect to pay $813 for that flight.

  • Where are the most common layover locations when flying from Houston George Bush Intcntl Airport to Sydney?

    Houston George Bush Intcntl Airport to Sydney flights have a layover in Los Angeles most often.

  • What are some popular things to do or see while on a layover in Los Angeles?

    Most Los Angeles visitors opt to spend their time experiencing Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live. Travelers on a layover in Los Angeles can visit Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live, by traveling 12.5 mi, 11.7 mi, and 10.8 mi, respectively after landing at Los Angeles. Travelers can book a car rental at Los Angeles for about $41 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Houston George Bush Intcntl Airport to Sydney flights?

    Houston George Bush Intcntl Airport to Sydney flights have a layover in Auckland the least frequently.

  • Can I find deals for flights from George Bush Intcntl to Sydney that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Sydney.

  • Can I find deals for business class flights from George Bush Intcntl to Sydney?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Sydney?

    Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sydney (average of $1,051). Flying from Houston George Bush Intcntl Airport to Sydney in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for George Bush Intcntl to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Sydney flights
Hobby to Coolangatta flights
George Bush Intcntl to Coolangatta flights

Top 6 airlines flying from George Bush Intcntl to Sydney

Discover the top 6 airlines that operate flights from George Bush Intcntl to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$816Average$885FlexibilityNo cancel feeOn-time71%
DeltaCheapest$830Average$1,055FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$896Average$1,419FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$946Average$1,303FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$962Average$1,297FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,144Average$1,309FlexibilityNo cancel feeOn-time78%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.